Determination of volatile oil contents, glycosides and sterols in some Libyan plants

The volatile oil contents of the Libyan plants: Nerium oleander, L. [red and white flower], Ceretonia siliqua, L. [leaves], Gossypium barbadense [leaves], Jasminum grandiflorum, Linn. [leaves], Zea maize [leaves and flowers] and Santolina chamaecyparissus [leaves] are separated and identified. The glycosides in Tagetes erecta, L. were studied and the sterols in both of Acacia arabica and Melissa officials were also identified